Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 79a2457e authored by Christopher Tate's avatar Christopher Tate
Browse files

Add API to clear a specific wallpaper 

There was previously no public API for clearing the keyguard wallpaper
versus the system wallpaper, or both.  Now there is.

Bug 27400185

Change-Id: If1789dd430040acdf16d77413c0e4b46bf3789f3
parent d53f0df7

api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -5711,6 +5711,7 @@ package android.app { 














  public class WallpaperManager {















    method public void clear() throws java.io.IOException;













    method public void clear(int) throws java.io.IOException;















    method public void clearWallpaperOffsets(android.os.IBinder);















    method public void forgetLoadedWallpaper();















    method public android.graphics.drawable.Drawable getBuiltInDrawable();

























api/system-current.txt



+1
−0




























Original line number
Diff line number
Diff line








@@ -5843,6 +5843,7 @@ package android.app {



























  public class WallpaperManager {















    method public void clear() throws java.io.IOException;













    method public void clear(int) throws java.io.IOException;















    method public void clearWallpaper();















    method public void clearWallpaper(int, int);















    method public void clearWallpaperOffsets(android.os.IBinder);

























api/test-current.txt



+1
−0




























Original line number
Diff line number
Diff line








@@ -5715,6 +5715,7 @@ package android.app {



























  public class WallpaperManager {















    method public void clear() throws java.io.IOException;













    method public void clear(int) throws java.io.IOException;















    method public void clearWallpaperOffsets(android.os.IBinder);















    method public void forgetLoadedWallpaper();















    method public android.graphics.drawable.Drawable getBuiltInDrawable();

























core/java/android/app/WallpaperManager.java



+19
−0




























Original line number
Diff line number
Diff line








@@ -1432,6 +1432,25 @@ public class WallpaperManager {













        setStream(openDefaultWallpaper(mContext));















    }





























    /**













     * Remove one or more currently set wallpapers, reverting to the system default













     * display for each one.  If {@link #FLAG_SET_SYSTEM} is set in the {@code which}













     * parameter, the intent {@link Intent#ACTION_WALLPAPER_CHANGED} will be broadcast













     * upon success.













     *













     * @param which A bitwise combination of {@link #FLAG_SET_SYSTEM} or













     *   {@link #FLAG_SET_LOCK}













     * @throws IOException If an error occurs reverting to the built-in wallpaper.













     */













    public void clear(int which) throws IOException {













        if ((which & FLAG_SET_SYSTEM) != 0) {













            clear();













        }













        if ((which & FLAG_SET_LOCK) != 0) {













            clearWallpaper(FLAG_SET_LOCK, mContext.getUserId());













        }













    }





























    /**















     * Open stream representing the default static image wallpaper.















     *

































services/core/java/com/android/server/wallpaper/WallpaperManagerService.java



+8
−0




























Original line number
Diff line number
Diff line








@@ -882,6 +882,9 @@ public class WallpaperManagerService extends IWallpaperManager.Stub {













            wallpaper = mLockWallpaperMap.get(userId);















            if (wallpaper == null) {















                // It's already gone; we're done.













                if (DEBUG) {













                    Slog.i(TAG, "Lock wallpaper already cleared");













                }















                return;















            }















        } else {









@@ -902,14 +905,19 @@ public class WallpaperManagerService extends IWallpaperManager.Stub {













                wallpaper.wallpaperFile.delete();















                wallpaper.cropFile.delete();















                if (which == FLAG_SET_LOCK) {













                    mLockWallpaperMap.remove(userId);















                    final IWallpaperManagerCallback cb = mKeyguardListener;















                    if (cb != null) {













                        if (DEBUG) {













                            Slog.i(TAG, "Notifying keyguard of lock wallpaper clear");













                        }















                        try {















                            cb.onWallpaperChanged();















                        } catch (RemoteException e) {















                            // Oh well it went away; no big deal















                        }















                    }













                    saveSettingsLocked(userId);















                    return;















                }















            }